According to PlainFlights' airport traffic ranking (BTS On-Time Performance total flights), Manchester, NH (MHT) ranks #126 of 382 tracked US airports by total flights (most flights = #1). Manchester, NH posts below-median on-time performance among the 382 tracked U.S. airports, as a mid-size U.S. airport.
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MHT on-time rate vs. the national average
Ahead of the U.S. average across all 382 tracked airports.
Delay Cause Breakdown
Top delay cause: Late Aircraft.
Total delay minutes: 413,008.
Late Aircraft43.3% (178,688 min)
Carrier27.4% (113,075 min)
NAS (National Aviation System)26.0% (107,363 min)
Weather3.1% (12,693 min)
Security0.3% (1,189 min)
MHT - seasonal on-time pattern
Best: November (94.7%) · worst: July (89%)
MHT - on-time rate by year
2020–2025, year-over-year trend.
MHT - taxi-out and taxi-in (monthly)
Average taxi-out 14.7 min · taxi-in 4.3 min over the last 24 reported months (U.S. airport mean taxi-out ≈ 16.4 min).
MHT's average taxi-out (14.7 min) sits near the recent U.S. airport mean (~16.4 min). Month-to-month, it swings from 12.9 min (October 2025) to 17.9 min (February 2025).
Two PlainFlights-derived comparison paths for Manchester, NH, both outside New Hampshire so the neighborhoods are not same-state geography. Axes stay disjoint: volume peers exclude the on-time peer set. Same-state compare stays below.
The standout signal at Manchester, NH is the delay mix: Late Aircraft owns 43.3% of 413,008 delay minutes across 69,564 BTS flights. The on-time headline is 82.3% (3.3 pts above the 79% national average), with 12,331 delayed and 1,087 cancelled (1.56%).
Delay minutes concentrate in Late Aircraft (43.3% late-aircraft, 27.4% carrier, 26.0% NAS, 3.1% weather, 0.3% security). As a busy airport, that mix matters more for connection planning than for a thin schedule.
On the multi-year calendar, MHT is strongest in November (94.7% on-time) and weakest in July (89%), a 5.7-point swing. Volume peaks in October (~1,088 flights/month). The busiest connecting route is to BWI (Baltimore) at 78.3% on-time. Field definitions: on-time performance explained.
Manchester, NH vs. the national on-time distribution
On-time rate among all 382 tracked U.S. airports
82.3%Top 63%higher than 37% of 382 airports
Manchester, NH
60%95%
U.S. airports by on-time rate, bucketed by value
Each bar is a band; taller bars hold more airports. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data (2020–2025).
Statistics reflect cumulative performance across all available reporting periods. On-time rates exclude cancelled and diverted flights.
MHT's on-time book is mid-pack; month and delay-cause mix move more than the headline rate.
Check the busiest route from MHT before you book a connection. See top routes →
Travel in November rather than July if your dates are flexible. Seasonal patterns →
Gate-to-wheels taxi-out averages 14.7 min here; check the monthly series before a tight connection. Taxi times →
On-time rate reflects the BTS historical average across all reporting carriers at this airport, not any single flight or airline.
Frequently Asked Questions
What is Manchester, NH's on-time rate?
Manchester, NH (MHT) has a 82.3% on-time rate across 69,564 BTS-tracked flights (2020-2025), 3.3 pts above the 79% national flight-weighted average; that places it in roughly the below-median on-time performance.
How does MHT rank among U.S. airports by traffic volume?
Manchester, NH ranks #126 of 382 tracked US airports by total BTS flights (most flights = #1), making it a mid-size U.S. airport.
What's the most common cause of delays at Manchester, NH?
Late Aircraft is the leading delay cause at MHT, accounting for 43.3% of delay minutes. The full breakdown: 43.3% late-aircraft, 27.4% carrier, 26.0% NAS/air-traffic-control, 3.1% weather, and 0.3% security.
When is the best time to fly through Manchester, NH?
November is historically MHT's strongest month at 94.7% on-time, while July is the weakest at 89%, a 5.7-point swing across the BTS historical record.
Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights